/*
 *英才科技有限公司 版权所有 2021-2025 
 */
package cn.edu.tyu.finance.dao;

import java.sql.Connection;
import java.sql.PreparedStatement;
import java.sql.SQLException;

import cn.edu.tyu.finance.domain.Users;
import cn.edu.tyu.finance.util.DbUtil;

/**
 *
 * @author duhaohao
 * @version 1.0
 */
public class UserDaoImpl {
	public int addUser(Users users) throws SQLException {
		//1.获取到数据连接
		Connection conn = DbUtil.getConnection();
		//2.编写sql语句
		String sql = "insert into users values(?,?,?)";
		//3.获取预编译语句的执行者
		PreparedStatement ps = conn.prepareStatement(sql);
		//4.设置参数
		ps.setString(1,users.getUesrid());
		ps.setString(2, users.getUsername());
		ps.setString(3, users.getUserpsw());
		//5.执行sql语句,返回影响的行数
		int res = ps.executeUpdate();
		//6.释放数据库的连接
		DbUtil.backConn(conn,ps,null);
		return res;
	}
	
	/**
	 * 测试类
	 * @param args
	 * @throws SQLException 
	 */
	public static void main(String[] args) throws SQLException {
		UserDaoImpl userDao = new UserDaoImpl();
		Users users = new Users();
		users.setUesrid("2");
		users.setUsername("zs");
		users.setUserpsw("123456");
		int res = userDao.addUser(users);
		System.out.println("res="+res);
		
	}
}